What is the CVSS score of CVE-2023-50897?

CVE-2023-50897 has a CVSS 3.1 base score of 9.1 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H. EPSS exploitation probability: 0.1%.

Which versions of Meow Apps Media File Renamer are affected by CVE-2023-50897?

CVE-2023-50897 presents critical security risk, a unrestricted file upload vulnerability rated CVSS 9.1.

How to fix or mitigate CVE-2023-50897?

Within 24 hours: Identify all affected systems and apply vendor patches immediately. Review file handling controls and restrict upload directories.

Meow Apps Media File Renamer CVE-2023-50897

CRITICAL

Unrestricted Upload of File with Dangerous Type (CWE-434)

2026-01-05 audit@patchstack.com

File Upload

9.1

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.1 CRITICAL

AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

CVE Published

Jan 05, 2026 - 14:15 nvd

CRITICAL 9.1

DescriptionCVE.org

Unrestricted Upload of File with Dangerous Type vulnerability in Meow Apps Media File Renamer allows Using Malicious Files.This issue affects Media File Renamer: from n/a through 5.7.7.

AnalysisAI

Media File Renamer WordPress plugin (through 5.7.7) by Meow Apps allows administrators to upload files with dangerous types, achieving OS-level code execution with scope change. While admin access is required, the scope break makes this critical.

Technical ContextAI

The plugin does not restrict file types during upload operations (CWE-434). An authenticated administrator can upload executable files (PHP, PHTML, etc.) that are served by the web server, achieving code execution beyond the WordPress application sandbox.